PPL PPL Weight and Balance 2

Question 1

How is center of gravity (CG) location calculated?

Accepted Answer

Total moment divided by total weight

Answer

Total weight divided by the number of occupants

Answer

Total weight multiplied by the arm

Answer

Total arm divided by the number of loading stations

Question 2

What is the standard weight of engine oil per US gallon for weight and balance purposes?

Accepted Answer

7.5 pounds

Answer

6.0 pounds

Answer

6.7 pounds

Answer

8.33 pounds

Question 3

If an aircraft is loaded beyond its maximum certificated gross weight, what is a primary safety concern?

Accepted Answer

Structural limits may be exceeded and performance will be significantly degraded

Answer

The aircraft will consume more fuel per hour

Answer

The aircraft will be harder to start

Answer

Navigation communication equipment may malfunction

Question 4

What does the CG envelope on a loading graph represent?

Accepted Answer

The approved combinations of aircraft weight and CG location for safe flight

Answer

The maximum amount of fuel that can be loaded for a given flight distance

Answer

The range of airspeeds at which the aircraft can safely maneuver

Answer

The minimum and maximum altitude limits for the aircraft

Question 5

An aircraft loaded with a forward CG typically requires the pilot to do what during cruise flight?

Accepted Answer

Apply back pressure or nose-up trim to maintain level flight

Answer

Apply forward pressure or trim to maintain level flight

Answer

Use more aileron input to maintain wings-level flight

Answer

Reduce power to prevent the aircraft from accelerating

Question 6

'Basic empty weight' of an aircraft typically includes which items?

Accepted Answer

Airframe, engines, fixed equipment, unusable fuel, and full operating fluids (oil, hydraulic fluid)

Answer

Only the airframe weight and engine weight without any fluids

Answer

All items aboard the aircraft including full usable fuel and maximum payload

Answer

The aircraft with all optional and removable equipment removed

Question 7

Where is the datum commonly located on many single-engine light aircraft?

Accepted Answer

At the firewall or the nose of the aircraft

Answer

At the leading edge of the main wing spar

Answer

At the trailing edge of the horizontal stabilizer

Answer

At the main landing gear attachment point